Hey there! Do you have a .TEAS_BAS.OBJ file that you need to open and view? Here's a quick guide on how to do it. First, you'll need a 3D modeling or rendering software that supports this file format. Some popular options include Blender, Autodesk Maya, and SketchUp. Once you have the software installed, simply open it and navigate to the 'File' menu. Choose the 'Open' or 'Import' option, and then locate your .TEAS_BAS.OBJ file in the file explorer. Select the file and click 'Open' to import it into the software. Now you should be able to view and work with your .TEAS_BAS.OBJ file within the software's interface. Remember, not all 3D modeling software supports every file format, so if you're having trouble opening your .TEAS_BAS.OBJ file, you may need to try a different software or look for a file converter online. Happy modeling!